* @IEEE80211_BAND_5GHZ: around 5GHz band (4.9-5.7)
*/
enum ieee80211_band {
- IEEE80211_BAND_2GHZ,
- IEEE80211_BAND_5GHZ,
+ IEEE80211_BAND_2GHZ = NL80211_BAND_2GHZ,
+ IEEE80211_BAND_5GHZ = NL80211_BAND_5GHZ,
/* keep last */
IEEE80211_NUM_BANDS
* with cfg80211.
*
* @center_freq: center frequency in MHz
- * @max_bandwidth: maximum allowed bandwidth for this channel, in MHz
* @hw_value: hardware-specific value for the channel
* @flags: channel flags from &enum ieee80211_channel_flags.
* @orig_flags: channel flags at registration time, used by regulatory
struct ieee80211_channel {
enum ieee80211_band band;
u16 center_freq;
- u8 max_bandwidth;
u16 hw_value;
u32 flags;
int max_antenna_gain;
* struct vif_params - describes virtual interface parameters
* @mesh_id: mesh ID to use
* @mesh_id_len: length of the mesh ID
+ * @use_4addr: use 4-address frames
*/
struct vif_params {
u8 *mesh_id;
int mesh_id_len;
+ int use_4addr;
};
/**
};
/**
+ * enum survey_info_flags - survey information flags
+ *
+ * Used by the driver to indicate which info in &struct survey_info
+ * it has filled in during the get_survey().
+ */
+enum survey_info_flags {
+ SURVEY_INFO_NOISE_DBM = 1<<0,
+};
+
+/**
+ * struct survey_info - channel survey response
+ *
+ * Used by dump_survey() to report back per-channel survey information.
+ *
+ * @channel: the channel this survey record reports, mandatory
+ * @filled: bitflag of flags from &enum survey_info_flags
+ * @noise: channel noise in dBm. This and all following fields are
+ * optional
+ *
+ * This structure can later be expanded with things like
+ * channel duty cycle etc.
+ */
+struct survey_info {
+ struct ieee80211_channel *channel;
+ u32 filled;
+ s8 noise;
+};
+
+/**
* struct beacon_parameters - beacon parameters
*
* Used to configure the beacon for an interface.
* @txrate: current unicast bitrate to this station
* @rx_packets: packets received from this station
* @tx_packets: packets transmitted to this station
+ * @generation: generation number for nl80211 dumps.
+ * This number should increase every time the list of stations
+ * changes, i.e. when a station is added or removed, so that
+ * userspace can tell whether it got a consistent snapshot.
*/
struct station_info {
u32 filled;
struct rate_info txrate;
u32 rx_packets;
u32 tx_packets;
+
+ int generation;
};
/**
* in during get_station() or dump_station().
*
* MPATH_INFO_FRAME_QLEN: @frame_qlen filled
- * MPATH_INFO_DSN: @dsn filled
+ * MPATH_INFO_SN: @sn filled
* MPATH_INFO_METRIC: @metric filled
* MPATH_INFO_EXPTIME: @exptime filled
* MPATH_INFO_DISCOVERY_TIMEOUT: @discovery_timeout filled
*/
enum mpath_info_flags {
MPATH_INFO_FRAME_QLEN = BIT(0),
- MPATH_INFO_DSN = BIT(1),
+ MPATH_INFO_SN = BIT(1),
MPATH_INFO_METRIC = BIT(2),
MPATH_INFO_EXPTIME = BIT(3),
MPATH_INFO_DISCOVERY_TIMEOUT = BIT(4),
*
* @filled: bitfield of flags from &enum mpath_info_flags
* @frame_qlen: number of queued frames for this destination
- * @dsn: destination sequence number
+ * @sn: target sequence number
* @metric: metric (cost) of this mesh path
* @exptime: expiration time for the mesh path from now, in msecs
* @flags: mesh path flags
* @discovery_timeout: total mesh path discovery timeout, in msecs
* @discovery_retries: mesh path discovery retries
+ * @generation: generation number for nl80211 dumps.
+ * This number should increase every time the list of mesh paths
+ * changes, i.e. when a station is added or removed, so that
+ * userspace can tell whether it got a consistent snapshot.
*/
struct mpath_info {
u32 filled;
u32 frame_qlen;
- u32 dsn;
+ u32 sn;
u32 metric;
u32 exptime;
u32 discovery_timeout;
u8 discovery_retries;
u8 flags;
+
+ int generation;
};
/**
u32 dot11MeshHWMPactivePathTimeout;
u16 dot11MeshHWMPpreqMinInterval;
u16 dot11MeshHWMPnetDiameterTraversalTime;
+ u8 dot11MeshHWMPRootMode;
};
/**
* @ssids: SSIDs to scan for (active scan only)
* @n_ssids: number of SSIDs
* @channels: channels to scan on.
- * @n_channels: number of channels for each band
+ * @n_channels: total number of channels to scan
* @ie: optional information element(s) to add into Probe Request or %NULL
* @ie_len: length of ie in octets
* @wiphy: the wiphy this was for
- * @ifidx: the interface index
+ * @dev: the interface
*/
struct cfg80211_scan_request {
struct cfg80211_ssid *ssids;
int n_ssids;
- struct ieee80211_channel **channels;
u32 n_channels;
const u8 *ie;
size_t ie_len;
/* internal */
struct wiphy *wiphy;
- int ifidx;
+ struct net_device *dev;
+ bool aborted;
+
+ /* keep last */
+ struct ieee80211_channel *channels[0];
};
/**
* @beacon_interval: the beacon interval as from the frame
* @capability: the capability field in host byte order
* @information_elements: the information elements (Note that there
- * is no guarantee that these are well-formed!)
+ * is no guarantee that these are well-formed!); this is a pointer to
+ * either the beacon_ies or proberesp_ies depending on whether Probe
+ * Response frame has been received
* @len_information_elements: total length of the information elements
+ * @beacon_ies: the information elements from the last Beacon frame
+ * @len_beacon_ies: total length of the beacon_ies
+ * @proberesp_ies: the information elements from the last Probe Response frame
+ * @len_proberesp_ies: total length of the proberesp_ies
* @signal: signal strength value (type depends on the wiphy's signal_type)
- * @hold: BSS should not expire
* @free_priv: function pointer to free private data
* @priv: private area for driver use, has at least wiphy->bss_priv_size bytes
*/
u16 capability;
u8 *information_elements;
size_t len_information_elements;
+ u8 *beacon_ies;
+ size_t len_beacon_ies;
+ u8 *proberesp_ies;
+ size_t len_proberesp_ies;
s32 signal;
};
/**
+ * ieee80211_bss_get_ie - find IE with given ID
+ * @bss: the bss to search
+ * @ie: the IE ID
+ * Returns %NULL if not found.
+ */
+const u8 *ieee80211_bss_get_ie(struct cfg80211_bss *bss, u8 ie);
+
+
+/**
* struct cfg80211_crypto_settings - Crypto settings
* @wpa_versions: indicates which, if any, WPA versions are enabled
* (from enum nl80211_wpa_versions)
*
* This structure provides information needed to complete IEEE 802.11
* authentication.
- * NOTE: This structure will likely change when more code from mac80211 is
- * moved into cfg80211 so that non-mac80211 drivers can benefit from it, too.
- * Before using this in a driver that does not use mac80211, it would be better
- * to check the status of that work and better yet, volunteer to work on it.
- *
- * @chan: The channel to use or %NULL if not specified (auto-select based on
- * scan results)
- * @peer_addr: The address of the peer STA (AP BSSID in infrastructure case);
- * this field is required to be present; if the driver wants to help with
- * BSS selection, it should use (yet to be added) MLME event to allow user
- * space SME to be notified of roaming candidate, so that the SME can then
- * use the authentication request with the recommended BSSID and whatever
- * other data may be needed for authentication/association
- * @ssid: SSID or %NULL if not yet available
- * @ssid_len: Length of ssid in octets
+ *
+ * @bss: The BSS to authenticate with.
* @auth_type: Authentication type (algorithm)
* @ie: Extra IEs to add to Authentication frame or %NULL
* @ie_len: Length of ie buffer in octets
+ * @key_len: length of WEP key for shared key authentication
+ * @key_idx: index of WEP key for shared key authentication
+ * @key: WEP key for shared key authentication
*/
struct cfg80211_auth_request {
- struct ieee80211_channel *chan;
- u8 *peer_addr;
- const u8 *ssid;
- size_t ssid_len;
- enum nl80211_auth_type auth_type;
+ struct cfg80211_bss *bss;
const u8 *ie;
size_t ie_len;
+ enum nl80211_auth_type auth_type;
+ const u8 *key;
+ u8 key_len, key_idx;
};
/**
*
* This structure provides information needed to complete IEEE 802.11
* (re)association.
- * NOTE: This structure will likely change when more code from mac80211 is
- * moved into cfg80211 so that non-mac80211 drivers can benefit from it, too.
- * Before using this in a driver that does not use mac80211, it would be better
- * to check the status of that work and better yet, volunteer to work on it.
- *
- * @chan: The channel to use or %NULL if not specified (auto-select based on
- * scan results)
- * @peer_addr: The address of the peer STA (AP BSSID); this field is required
- * to be present and the STA must be in State 2 (authenticated) with the
- * peer STA
- * @ssid: SSID
- * @ssid_len: Length of ssid in octets
+ * @bss: The BSS to associate with.
* @ie: Extra IEs to add to (Re)Association Request frame or %NULL
* @ie_len: Length of ie buffer in octets
* @use_mfp: Use management frame protection (IEEE 802.11w) in this association
* @crypto: crypto settings
+ * @prev_bssid: previous BSSID, if not %NULL use reassociate frame
*/
struct cfg80211_assoc_request {
- struct ieee80211_channel *chan;
- u8 *peer_addr;
- const u8 *ssid;
- size_t ssid_len;
- const u8 *ie;
+ struct cfg80211_bss *bss;
+ const u8 *ie, *prev_bssid;
size_t ie_len;
- bool use_mfp;
struct cfg80211_crypto_settings crypto;
+ bool use_mfp;
};
/**
* This structure provides information needed to complete IEEE 802.11
* deauthentication.
*
- * @peer_addr: The address of the peer STA (AP BSSID); this field is required
- * to be present and the STA must be authenticated with the peer STA
+ * @bss: the BSS to deauthenticate from
* @ie: Extra IEs to add to Deauthentication frame or %NULL
* @ie_len: Length of ie buffer in octets
+ * @reason_code: The reason code for the deauthentication
*/
struct cfg80211_deauth_request {
- u8 *peer_addr;
- u16 reason_code;
+ struct cfg80211_bss *bss;
const u8 *ie;
size_t ie_len;
+ u16 reason_code;
};
/**
* This structure provides information needed to complete IEEE 802.11
* disassocation.
*
- * @peer_addr: The address of the peer STA (AP BSSID); this field is required
- * to be present and the STA must be associated with the peer STA
+ * @bss: the BSS to disassociate from
* @ie: Extra IEs to add to Disassociation frame or %NULL
* @ie_len: Length of ie buffer in octets
+ * @reason_code: The reason code for the disassociation
*/
struct cfg80211_disassoc_request {
- u8 *peer_addr;
- u16 reason_code;
+ struct cfg80211_bss *bss;
const u8 *ie;
size_t ie_len;
+ u16 reason_code;
};
/**
* @ie: information element(s) to include in the beacon
* @ie_len: length of that
* @beacon_interval: beacon interval to use
+ * @privacy: this is a protected network, keys will be configured
+ * after joining
*/
struct cfg80211_ibss_params {
u8 *ssid;
u8 ssid_len, ie_len;
u16 beacon_interval;
bool channel_fixed;
+ bool privacy;
};
/**
* @assoc_ie_len: Length of assoc_ie in octets
* @privacy: indicates whether privacy-enabled APs should be used
* @crypto: crypto settings
+ * @key_len: length of WEP key for shared key authentication
+ * @key_idx: index of WEP key for shared key authentication
+ * @key: WEP key for shared key authentication
*/
struct cfg80211_connect_params {
struct ieee80211_channel *channel;
size_t ie_len;
bool privacy;
struct cfg80211_crypto_settings crypto;
+ const u8 *key;
+ u8 key_len, key_idx;
};
/**
WIPHY_PARAM_RETRY_LONG = 1 << 1,
WIPHY_PARAM_FRAG_THRESHOLD = 1 << 2,
WIPHY_PARAM_RTS_THRESHOLD = 1 << 3,
+ WIPHY_PARAM_COVERAGE_CLASS = 1 << 4,
};
/**
TX_POWER_FIXED,
};
+/*
+ * cfg80211_bitrate_mask - masks for bitrate control
+ */
+struct cfg80211_bitrate_mask {
+ struct {
+ u32 legacy;
+ /* TODO: add support for masking MCS rates; e.g.: */
+ /* u8 mcs[IEEE80211_HT_MCS_MASK_LEN]; */
+ } control[IEEE80211_NUM_BANDS];
+};
+/**
+ * struct cfg80211_pmksa - PMK Security Association
+ *
+ * This structure is passed to the set/del_pmksa() method for PMKSA
+ * caching.
+ *
+ * @bssid: The AP's BSSID.
+ * @pmkid: The PMK material itself.
+ */
+struct cfg80211_pmksa {
+ u8 *bssid;
+ u8 *pmkid;
+};
+
/**
* struct cfg80211_ops - backend description for wireless configuration
*
* @resume: wiphy device needs to be resumed
*
* @add_virtual_intf: create a new virtual interface with the given name,
- * must set the struct wireless_dev's iftype.
+ * must set the struct wireless_dev's iftype. Beware: You must create
+ * the new netdev in the wiphy's network namespace!
*
* @del_virtual_intf: remove the virtual interface determined by ifindex.
*
* @rfkill_poll: polls the hw rfkill line, use cfg80211 reporting
* functions to adjust rfkill hw state
*
+ * @dump_survey: get site survey information.
+ *
+ * @remain_on_channel: Request the driver to remain awake on the specified
+ * channel for the specified duration to complete an off-channel
+ * operation (e.g., public action frame exchange). When the driver is
+ * ready on the requested channel, it must indicate this with an event
+ * notification by calling cfg80211_ready_on_channel().
+ * @cancel_remain_on_channel: Cancel an on-going remain-on-channel operation.
+ * This allows the operation to be terminated prior to timeout based on
+ * the duration value.
+ *
* @testmode_cmd: run a test mode command
+ *
+ * @set_pmksa: Cache a PMKID for a BSSID. This is mostly useful for fullmac
+ * devices running firmwares capable of generating the (re) association
+ * RSN IE. It allows for faster roaming between WPA2 BSSIDs.
+ * @del_pmksa: Delete a cached PMKID.
+ * @flush_pmksa: Flush all cached PMKIDs.
+ *
*/
struct cfg80211_ops {
int (*suspend)(struct wiphy *wiphy);
int (*add_virtual_intf)(struct wiphy *wiphy, char *name,
enum nl80211_iftype type, u32 *flags,
struct vif_params *params);
- int (*del_virtual_intf)(struct wiphy *wiphy, int ifindex);
+ int (*del_virtual_intf)(struct wiphy *wiphy, struct net_device *dev);
int (*change_virtual_intf)(struct wiphy *wiphy,
struct net_device *dev,
enum nl80211_iftype type, u32 *flags,
int (*assoc)(struct wiphy *wiphy, struct net_device *dev,
struct cfg80211_assoc_request *req);
int (*deauth)(struct wiphy *wiphy, struct net_device *dev,
- struct cfg80211_deauth_request *req);
+ struct cfg80211_deauth_request *req,
+ void *cookie);
int (*disassoc)(struct wiphy *wiphy, struct net_device *dev,
- struct cfg80211_disassoc_request *req);
+ struct cfg80211_disassoc_request *req,
+ void *cookie);
int (*connect)(struct wiphy *wiphy, struct net_device *dev,
struct cfg80211_connect_params *sme);
enum tx_power_setting type, int dbm);
int (*get_tx_power)(struct wiphy *wiphy, int *dbm);
+ int (*set_wds_peer)(struct wiphy *wiphy, struct net_device *dev,
+ u8 *addr);
+
void (*rfkill_poll)(struct wiphy *wiphy);
#ifdef CONFIG_NL80211_TESTMODE
int (*testmode_cmd)(struct wiphy *wiphy, void *data, int len);
#endif
+
+ int (*set_bitrate_mask)(struct wiphy *wiphy,
+ struct net_device *dev,
+ const u8 *peer,
+ const struct cfg80211_bitrate_mask *mask);
+
+ int (*dump_survey)(struct wiphy *wiphy, struct net_device *netdev,
+ int idx, struct survey_info *info);
+
+ int (*set_pmksa)(struct wiphy *wiphy, struct net_device *netdev,
+ struct cfg80211_pmksa *pmksa);
+ int (*del_pmksa)(struct wiphy *wiphy, struct net_device *netdev,
+ struct cfg80211_pmksa *pmksa);
+ int (*flush_pmksa)(struct wiphy *wiphy, struct net_device *netdev);
+
+ int (*remain_on_channel)(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct ieee80211_channel *chan,
+ enum nl80211_channel_type channel_type,
+ unsigned int duration,
+ u64 *cookie);
+ int (*cancel_remain_on_channel)(struct wiphy *wiphy,
+ struct net_device *dev,
+ u64 cookie);
+
+ /* some temporary stuff to finish wext */
+ int (*set_power_mgmt)(struct wiphy *wiphy, struct net_device *dev,
+ bool enabled, int timeout);
};
/*
*/
/**
- * struct wiphy - wireless hardware description
- * @idx: the wiphy index assigned to this item
- * @class_dev: the class device representing /sys/class/ieee80211/<wiphy-name>
- * @custom_regulatory: tells us the driver for this device
+ * enum wiphy_flags - wiphy capability flags
+ *
+ * @WIPHY_FLAG_CUSTOM_REGULATORY: tells us the driver for this device
* has its own custom regulatory domain and cannot identify the
* ISO / IEC 3166 alpha2 it belongs to. When this is enabled
* we will disregard the first regulatory hint (when the
* initiator is %REGDOM_SET_BY_CORE).
- * @strict_regulatory: tells us the driver for this device will ignore
- * regulatory domain settings until it gets its own regulatory domain
- * via its regulatory_hint(). After its gets its own regulatory domain
- * it will only allow further regulatory domain settings to further
- * enhance compliance. For example if channel 13 and 14 are disabled
- * by this regulatory domain no user regulatory domain can enable these
- * channels at a later time. This can be used for devices which do not
- * have calibration information gauranteed for frequencies or settings
- * outside of its regulatory domain.
+ * @WIPHY_FLAG_STRICT_REGULATORY: tells us the driver for this device will
+ * ignore regulatory domain settings until it gets its own regulatory
+ * domain via its regulatory_hint(). After its gets its own regulatory
+ * domain it will only allow further regulatory domain settings to
+ * further enhance compliance. For example if channel 13 and 14 are
+ * disabled by this regulatory domain no user regulatory domain can
+ * enable these channels at a later time. This can be used for devices
+ * which do not have calibration information gauranteed for frequencies
+ * or settings outside of its regulatory domain.
+ * @WIPHY_FLAG_DISABLE_BEACON_HINTS: enable this if your driver needs to ensure
+ * that passive scan flags and beaconing flags may not be lifted by
+ * cfg80211 due to regulatory beacon hints. For more information on beacon
+ * hints read the documenation for regulatory_hint_found_beacon()
+ * @WIPHY_FLAG_NETNS_OK: if not set, do not allow changing the netns of this
+ * wiphy at all
+ * @WIPHY_FLAG_PS_ON_BY_DEFAULT: if set to true, powersave will be enabled
+ * by default -- this flag will be set depending on the kernel's default
+ * on wiphy_new(), but can be changed by the driver if it has a good
+ * reason to override the default
+ * @WIPHY_FLAG_4ADDR_AP: supports 4addr mode even on AP (with a single station
+ * on a VLAN interface)
+ * @WIPHY_FLAG_4ADDR_STATION: supports 4addr mode even as a station
+ */
+enum wiphy_flags {
+ WIPHY_FLAG_CUSTOM_REGULATORY = BIT(0),
+ WIPHY_FLAG_STRICT_REGULATORY = BIT(1),
+ WIPHY_FLAG_DISABLE_BEACON_HINTS = BIT(2),
+ WIPHY_FLAG_NETNS_OK = BIT(3),
+ WIPHY_FLAG_PS_ON_BY_DEFAULT = BIT(4),
+ WIPHY_FLAG_4ADDR_AP = BIT(5),
+ WIPHY_FLAG_4ADDR_STATION = BIT(6),
+};
+
+struct mac_address {
+ u8 addr[ETH_ALEN];
+};
+
+/**
+ * struct wiphy - wireless hardware description
+ * @idx: the wiphy index assigned to this item
+ * @class_dev: the class device representing /sys/class/ieee80211/<wiphy-name>
* @reg_notifier: the driver's regulatory notification callback
* @regd: the driver's regulatory domain, if one was requested via
* the regulatory_hint() API. This can be used by the driver
* @frag_threshold: Fragmentation threshold (dot11FragmentationThreshold);
* -1 = fragmentation disabled, only odd values >= 256 used
* @rts_threshold: RTS threshold (dot11RTSThreshold); -1 = RTS/CTS disabled
+ * @net: the network namespace this wiphy currently lives in
+ * @perm_addr: permanent MAC address of this device
+ * @addr_mask: If the device supports multiple MAC addresses by masking,
+ * set this to a mask with variable bits set to 1, e.g. if the last
+ * four bits are variable then set it to 00:...:00:0f. The actual
+ * variable bits shall be determined by the interfaces added, with
+ * interfaces not matching the mask being rejected to be brought up.
+ * @n_addresses: number of addresses in @addresses.
+ * @addresses: If the device has more than one address, set this pointer
+ * to a list of addresses (6 bytes each). The first one will be used
+ * by default for perm_addr. In this case, the mask should be set to
+ * all-zeroes. In this case it is assumed that the device can handle
+ * the same number of arbitrary MAC addresses.
*/
struct wiphy {
/* assign these fields before you register the wiphy */
- /* permanent MAC address */
+ /* permanent MAC address(es) */
u8 perm_addr[ETH_ALEN];
+ u8 addr_mask[ETH_ALEN];
+
+ u16 n_addresses;
+ struct mac_address *addresses;
/* Supported interface modes, OR together BIT(NL80211_IFTYPE_...) */
u16 interface_modes;
- bool custom_regulatory;
- bool strict_regulatory;
+ u32 flags;
enum cfg80211_signal_type signal_type;
u8 retry_long;
u32 frag_threshold;
u32 rts_threshold;
+ u8 coverage_class;
+
+ char fw_version[ETHTOOL_BUSINFO_LEN];
+ u32 hw_version;
+
+ u8 max_num_pmkids;
/* If multiple wiphys are registered and you're handed e.g.
* a regular netdev with assigned ieee80211_ptr, you won't
/* dir in debugfs: ieee80211/<wiphyname> */
struct dentry *debugfsdir;
+#ifdef CONFIG_NET_NS
+ /* the network namespace this phy lives in currently */
+ struct net *_net;
+#endif
+
+#ifdef CONFIG_CFG80211_WEXT
+ const struct iw_handler_def *wext;
+#endif
+
char priv[0] __attribute__((__aligned__(NETDEV_ALIGN)));
};
+#ifdef CONFIG_NET_NS
+static inline struct net *wiphy_net(struct wiphy *wiphy)
+{
+ return wiphy->_net;
+}
+
+static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net)
+{
+ wiphy->_net = net;
+}
+#else
+static inline struct net *wiphy_net(struct wiphy *wiphy)
+{
+ return &init_net;
+}
+
+static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net)
+{
+}
+#endif
+
/**
* wiphy_priv - return priv from wiphy
*
*/
extern void wiphy_free(struct wiphy *wiphy);
-/* internal struct */
+/* internal structs */
struct cfg80211_conn;
+struct cfg80211_internal_bss;
+struct cfg80211_cached_keys;
+
+#define MAX_AUTH_BSSES 4
/**
* struct wireless_dev - wireless per-netdev state
* @ssid_len: (private) Used by the internal configuration code
* @wext: (private) Used by the internal wireless extensions compat code
* @wext_bssid: (private) Used by the internal wireless extensions compat code
+ * @use_4addr: indicates 4addr mode is used on this interface, must be
+ * set by driver (if supported) on add_interface BEFORE registering the
+ * netdev and may otherwise be used by driver read-only, will be update
+ * by cfg80211 on change_interface
*/
struct wireless_dev {
struct wiphy *wiphy;
enum nl80211_iftype iftype;
- /* private to the generic wireless code */
+ /* the remainder of this struct should be private to cfg80211 */
struct list_head list;
struct net_device *netdev;
+ struct mutex mtx;
+
+ struct work_struct cleanup_work;
+
+ bool use_4addr;
+
/* currently used for IBSS and SME - might be rearranged later */
- struct cfg80211_bss *current_bss;
u8 ssid[IEEE80211_MAX_SSID_LEN];
u8 ssid_len;
enum {
CFG80211_SME_CONNECTED,
} sme_state;
struct cfg80211_conn *conn;
+ struct cfg80211_cached_keys *connect_keys;
+
+ struct list_head event_list;
+ spinlock_t event_lock;
+
+ struct cfg80211_internal_bss *authtry_bsses[MAX_AUTH_BSSES];
+ struct cfg80211_internal_bss *auth_bsses[MAX_AUTH_BSSES];
+ struct cfg80211_internal_bss *current_bss; /* associated / joined */
-#ifdef CONFIG_WIRELESS_EXT
+#ifdef CONFIG_CFG80211_WEXT
/* wext data */
struct {
- union {
- struct cfg80211_ibss_params ibss;
- struct cfg80211_connect_params connect;
- };
+ struct cfg80211_ibss_params ibss;
+ struct cfg80211_connect_params connect;
+ struct cfg80211_cached_keys *keys;
u8 *ie;
size_t ie_len;
- u8 bssid[ETH_ALEN];
+ u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
u8 ssid[IEEE80211_MAX_SSID_LEN];
s8 default_key, default_mgmt_key;
+ bool ps, prev_bssid_valid;
+ int ps_timeout;
} wext;
#endif
};
* Documentation in Documentation/networking/radiotap-headers.txt
*/
+struct radiotap_align_size {
+ uint8_t align:4, size:4;
+};
+
+struct ieee80211_radiotap_namespace {
+ const struct radiotap_align_size *align_size;
+ int n_bits;
+ uint32_t oui;
+ uint8_t subns;
+};
+
+struct ieee80211_radiotap_vendor_namespaces {
+ const struct ieee80211_radiotap_namespace *ns;
+ int n_ns;
+};
+
/**
* struct ieee80211_radiotap_iterator - tracks walk thru present radiotap args
- * @rtheader: pointer to the radiotap header we are walking through
- * @max_length: length of radiotap header in cpu byte ordering
- * @this_arg_index: IEEE80211_RADIOTAP_... index of current arg
- * @this_arg: pointer to current radiotap arg
- * @arg_index: internal next argument index
- * @arg: internal next argument pointer
- * @next_bitmap: internal pointer to next present u32
- * @bitmap_shifter: internal shifter for curr u32 bitmap, b0 set == arg present
+ * @this_arg_index: index of current arg, valid after each successful call
+ * to ieee80211_radiotap_iterator_next()
+ * @this_arg: pointer to current radiotap arg; it is valid after each
+ * call to ieee80211_radiotap_iterator_next() but also after
+ * ieee80211_radiotap_iterator_init() where it will point to
+ * the beginning of the actual data portion
+ * @this_arg_size: length of the current arg, for convenience
+ * @current_namespace: pointer to the current namespace definition
+ * (or internally %NULL if the current namespace is unknown)
+ * @is_radiotap_ns: indicates whether the current namespace is the default
+ * radiotap namespace or not
+ *
+ * @overrides: override standard radiotap fields
+ * @n_overrides: number of overrides
+ *
+ * @_rtheader: pointer to the radiotap header we are walking through
+ * @_max_length: length of radiotap header in cpu byte ordering
+ * @_arg_index: next argument index
+ * @_arg: next argument pointer
+ * @_next_bitmap: internal pointer to next present u32
+ * @_bitmap_shifter: internal shifter for curr u32 bitmap, b0 set == arg present
+ * @_vns: vendor namespace definitions
+ * @_next_ns_data: beginning of the next namespace's data
+ * @_reset_on_ext: internal; reset the arg index to 0 when going to the
+ * next bitmap word
+ *
+ * Describes the radiotap parser state. Fields prefixed with an underscore
+ * must not be used by users of the parser, only by the parser internally.
*/
struct ieee80211_radiotap_iterator {
- struct ieee80211_radiotap_header *rtheader;
- int max_length;
+ struct ieee80211_radiotap_header *_rtheader;
+ const struct ieee80211_radiotap_vendor_namespaces *_vns;
+ const struct ieee80211_radiotap_namespace *current_namespace;
+
+ unsigned char *_arg, *_next_ns_data;
+ uint32_t *_next_bitmap;
+
+ unsigned char *this_arg;
int this_arg_index;
- u8 *this_arg;
+ int this_arg_size;
+
+ int is_radiotap_ns;
- int arg_index;
- u8 *arg;
- __le32 *next_bitmap;
- u32 bitmap_shifter;
+ int _max_length;
+ int _arg_index;
+ uint32_t _bitmap_shifter;
+ int _reset_on_ext;
};
extern int ieee80211_radiotap_iterator_init(
- struct ieee80211_radiotap_iterator *iterator,
- struct ieee80211_radiotap_header *radiotap_header,
- int max_length);
+ struct ieee80211_radiotap_iterator *iterator,
+ struct ieee80211_radiotap_header *radiotap_header,
+ int max_length, const struct ieee80211_radiotap_vendor_namespaces *vns);
extern int ieee80211_radiotap_iterator_next(
- struct ieee80211_radiotap_iterator *iterator);
+ struct ieee80211_radiotap_iterator *iterator);
+
extern const unsigned char rfc1042_header[6];
extern const unsigned char bridge_tunnel_header[6];
* @addr: the device MAC address
* @iftype: the virtual interface type
*/
-int ieee80211_data_to_8023(struct sk_buff *skb, u8 *addr,
+int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr,
enum nl80211_iftype iftype);
/**
* @bssid: the network bssid (used only for iftype STATION and ADHOC)
* @qos: build 802.11 QoS data frame
*/
-int ieee80211_data_from_8023(struct sk_buff *skb, u8 *addr,
+int ieee80211_data_from_8023(struct sk_buff *skb, const u8 *addr,
enum nl80211_iftype iftype, u8 *bssid, bool qos);
/**
+ * ieee80211_amsdu_to_8023s - decode an IEEE 802.11n A-MSDU frame
+ *
+ * Decode an IEEE 802.11n A-MSDU frame and convert it to a list of
+ * 802.3 frames. The @list will be empty if the decode fails. The
+ * @skb is consumed after the function returns.
+ *
+ * @skb: The input IEEE 802.11n A-MSDU frame.
+ * @list: The output list of 802.3 frames. It must be allocated and
+ * initialized by by the caller.
+ * @addr: The device MAC address.
+ * @iftype: The device interface type.
+ * @extra_headroom: The hardware extra headroom for SKBs in the @list.
+ */
+void ieee80211_amsdu_to_8023s(struct sk_buff *skb, struct sk_buff_head *list,
+ const u8 *addr, enum nl80211_iftype iftype,
+ const unsigned int extra_headroom);
+
+/**
* cfg80211_classify8021d - determine the 802.1p/1d tag for a data frame
* @skb: the data frame
*/
unsigned int cfg80211_classify8021d(struct sk_buff *skb);
+/**
+ * cfg80211_find_ie - find information element in data
+ *
+ * @eid: element ID
+ * @ies: data consisting of IEs
+ * @len: length of data
+ *
+ * This function will return %NULL if the element ID could
+ * not be found or if the element is invalid (claims to be
+ * longer than the given data), or a pointer to the first byte
+ * of the requested element, that is the byte containing the
+ * element ID. There are no checks on the element length
+ * other than having to fit into the given data.
+ */
+const u8 *cfg80211_find_ie(u8 eid, const u8 *ies, int len);
+
/*
* Regulatory helper functions for wiphys
*/
extern int regulatory_hint(struct wiphy *wiphy, const char *alpha2);
/**
- * regulatory_hint_11d - hints a country IE as a regulatory domain
- * @wiphy: the wireless device giving the hint (used only for reporting
- * conflicts)
- * @country_ie: pointer to the country IE
- * @country_ie_len: length of the country IE
- *
- * We will intersect the rd with the what CRDA tells us should apply
- * for the alpha2 this country IE belongs to, this prevents APs from
- * sending us incorrect or outdated information against a country.
- */
-extern void regulatory_hint_11d(struct wiphy *wiphy,
- u8 *country_ie,
- u8 country_ie_len);
-/**
* wiphy_apply_custom_regulatory - apply a custom driver regulatory domain
* @wiphy: the wireless device we want to process the regulatory domain on
* @regd: the custom regulatory domain to use for this wiphy
int cfg80211_wext_giwrange(struct net_device *dev,
struct iw_request_info *info,
struct iw_point *data, char *extra);
-int cfg80211_ibss_wext_siwfreq(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_freq *freq, char *extra);
-int cfg80211_ibss_wext_giwfreq(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_freq *freq, char *extra);
-int cfg80211_ibss_wext_siwessid(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *data, char *ssid);
-int cfg80211_ibss_wext_giwessid(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *data, char *ssid);
-int cfg80211_ibss_wext_siwap(struct net_device *dev,
- struct iw_request_info *info,
- struct sockaddr *ap_addr, char *extra);
-int cfg80211_ibss_wext_giwap(struct net_device *dev,
- struct iw_request_info *info,
- struct sockaddr *ap_addr, char *extra);
-
-int cfg80211_mgd_wext_siwfreq(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_freq *freq, char *extra);
-int cfg80211_mgd_wext_giwfreq(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_freq *freq, char *extra);
-int cfg80211_mgd_wext_siwessid(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *data, char *ssid);
-int cfg80211_mgd_wext_giwessid(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *data, char *ssid);
-int cfg80211_mgd_wext_siwap(struct net_device *dev,
- struct iw_request_info *info,
- struct sockaddr *ap_addr, char *extra);
-int cfg80211_mgd_wext_giwap(struct net_device *dev,
- struct iw_request_info *info,
- struct sockaddr *ap_addr, char *extra);
int cfg80211_wext_siwgenie(struct net_device *dev,
struct iw_request_info *info,
struct iw_point *data, char *extra);
struct iw_request_info *info,
struct iw_param *data, char *extra);
-struct ieee80211_channel *cfg80211_wext_freq(struct wiphy *wiphy,
- struct iw_freq *freq);
+int cfg80211_wext_siwfreq(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_freq *freq, char *extra);
+int cfg80211_wext_giwfreq(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_freq *freq, char *extra);
+int cfg80211_wext_siwessid(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_point *data, char *ssid);
+int cfg80211_wext_giwessid(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_point *data, char *ssid);
+int cfg80211_wext_siwrate(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_param *rate, char *extra);
+int cfg80211_wext_giwrate(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_param *rate, char *extra);
int cfg80211_wext_siwrts(struct net_device *dev,
struct iw_request_info *info,
int cfg80211_wext_giwtxpower(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *data, char *keybuf);
+struct iw_statistics *cfg80211_wireless_stats(struct net_device *dev);
+
+int cfg80211_wext_siwpower(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_param *wrq, char *extra);
+int cfg80211_wext_giwpower(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_param *wrq, char *extra);
+
+int cfg80211_wext_siwap(struct net_device *dev,
+ struct iw_request_info *info,
+ struct sockaddr *ap_addr, char *extra);
+int cfg80211_wext_giwap(struct net_device *dev,
+ struct iw_request_info *info,
+ struct sockaddr *ap_addr, char *extra);
/*
* callbacks for asynchronous cfg80211 methods, notification
* @dev: network device
* @buf: authentication frame (header + body)
* @len: length of the frame data
- * @gfp: allocation flags
*
* This function is called whenever an authentication has been processed in
* station mode. The driver is required to call either this function or
* cfg80211_send_auth_timeout() to indicate the result of cfg80211_ops::auth()
- * call.
+ * call. This function may sleep.
*/
-void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len, gfp_t gfp);
+void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len);
/**
* cfg80211_send_auth_timeout - notification of timed out authentication
* @dev: network device
* @addr: The MAC address of the device with which the authentication timed out
- * @gfp: allocation flags
+ *
+ * This function may sleep.
+ */
+void cfg80211_send_auth_timeout(struct net_device *dev, const u8 *addr);
+
+/**
+ * __cfg80211_auth_canceled - notify cfg80211 that authentication was canceled
+ * @dev: network device
+ * @addr: The MAC address of the device with which the authentication timed out
+ *
+ * When a pending authentication had no action yet, the driver may decide
+ * to not send a deauth frame, but in that case must calls this function
+ * to tell cfg80211 about this decision. It is only valid to call this
+ * function within the deauth() callback.
*/
-void cfg80211_send_auth_timeout(struct net_device *dev, const u8 *addr, gfp_t gfp);
+void __cfg80211_auth_canceled(struct net_device *dev, const u8 *addr);
/**
* cfg80211_send_rx_assoc - notification of processed association
* @dev: network device
* @buf: (re)association response frame (header + body)
* @len: length of the frame data
- * @gfp: allocation flags
*
* This function is called whenever a (re)association response has been
* processed in station mode. The driver is required to call either this
* function or cfg80211_send_assoc_timeout() to indicate the result of
- * cfg80211_ops::assoc() call.
+ * cfg80211_ops::assoc() call. This function may sleep.
*/
-void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len, gfp_t gfp);
+void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len);
/**
* cfg80211_send_assoc_timeout - notification of timed out association
* @dev: network device
* @addr: The MAC address of the device with which the association timed out
- * @gfp: allocation flags
+ *
+ * This function may sleep.
*/
-void cfg80211_send_assoc_timeout(struct net_device *dev, const u8 *addr, gfp_t gfp);
+void cfg80211_send_assoc_timeout(struct net_device *dev, const u8 *addr);
/**
* cfg80211_send_deauth - notification of processed deauthentication
* @dev: network device
* @buf: deauthentication frame (header + body)
* @len: length of the frame data
- * @gfp: allocation flags
*
* This function is called whenever deauthentication has been processed in
* station mode. This includes both received deauthentication frames and
- * locally generated ones.
+ * locally generated ones. This function may sleep.
*/
-void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len, gfp_t gfp);
+void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len);
/**
- * cfg80211_send_disassoc - notification of processed disassociation
+ * __cfg80211_send_deauth - notification of processed deauthentication
* @dev: network device
- * @buf: disassociation response frame (header + body)
+ * @buf: deauthentication frame (header + body)
* @len: length of the frame data
- * @gfp: allocation flags
*
- * This function is called whenever disassociation has been processed in
- * station mode. This includes both received disassociation frames and locally
- * generated ones.
+ * Like cfg80211_send_deauth(), but doesn't take the wdev lock.
*/
-void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len, gfp_t gfp);
+void __cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len);
/**
- * cfg80211_hold_bss - exclude bss from expiration
- * @bss: bss which should not expire
+ * cfg80211_send_disassoc - notification of processed disassociation
+ * @dev: network device
+ * @buf: disassociation response frame (header + body)
+ * @len: length of the frame data
*
- * In a case when the BSS is not updated but it shouldn't expire this
- * function can be used to mark the BSS to be excluded from expiration.
+ * This function is called whenever disassociation has been processed in
+ * station mode. This includes both received disassociation frames and locally
+ * generated ones. This function may sleep.
*/
-void cfg80211_hold_bss(struct cfg80211_bss *bss);
+void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len);
/**
- * cfg80211_unhold_bss - remove expiration exception from the BSS
- * @bss: bss which can expire again
+ * __cfg80211_send_disassoc - notification of processed disassociation
+ * @dev: network device
+ * @buf: disassociation response frame (header + body)
+ * @len: length of the frame data
*
- * This function marks the BSS to be expirable again.
+ * Like cfg80211_send_disassoc(), but doesn't take the wdev lock.
*/
-void cfg80211_unhold_bss(struct cfg80211_bss *bss);
+void __cfg80211_send_disassoc(struct net_device *dev, const u8 *buf,
+ size_t len);
/**
* cfg80211_michael_mic_failure - notification of Michael MIC failure (TKIP)
void cfg80211_disconnected(struct net_device *dev, u16 reason,
u8 *ie, size_t ie_len, gfp_t gfp);
+/**
+ * cfg80211_ready_on_channel - notification of remain_on_channel start
+ * @dev: network device
+ * @cookie: the request cookie
+ * @chan: The current channel (from remain_on_channel request)
+ * @channel_type: Channel type
+ * @duration: Duration in milliseconds that the driver intents to remain on the
+ * channel
+ * @gfp: allocation flags
+ */
+void cfg80211_ready_on_channel(struct net_device *dev, u64 cookie,
+ struct ieee80211_channel *chan,
+ enum nl80211_channel_type channel_type,
+ unsigned int duration, gfp_t gfp);
+
+/**
+ * cfg80211_remain_on_channel_expired - remain_on_channel duration expired
+ * @dev: network device
+ * @cookie: the request cookie
+ * @chan: The current channel (from remain_on_channel request)
+ * @channel_type: Channel type
+ * @gfp: allocation flags
+ */
+void cfg80211_remain_on_channel_expired(struct net_device *dev,
+ u64 cookie,
+ struct ieee80211_channel *chan,
+ enum nl80211_channel_type channel_type,
+ gfp_t gfp);
+
+
+/**
+ * cfg80211_new_sta - notify userspace about station
+ *
+ * @dev: the netdev
+ * @mac_addr: the station's address
+ * @sinfo: the station information
+ * @gfp: allocation flags
+ */
+void cfg80211_new_sta(struct net_device *dev, const u8 *mac_addr,
+ struct station_info *sinfo, gfp_t gfp);
#endif /* __NET_CFG80211_H */
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff